The hydraulic fills are of small permeability and long consolidationtime.
黏性吹填土的渗透系数很小，固结所需时间长。
2
Change of negative friction in pile with consolidationtime is simulated by finite element method.
采用有限元方法模拟了基桩负摩阻力随着固结时间的变化。
3
There are many unfavorable engineering characteristics for soft soil foundation, such as low bearing capacity, high settlement and long consolidationtime.